| | Journal (article/letter/editorial) | Heidelberg 2013 Abstract The Guanajuato epithermal district is one of the largest silver producers in Mexico...northwestâsoutheast: the central Veta Madre, the La Luz system to the northwest, and the Sierra system...is available to authorized users. H. Mango (*) Department of Natural Sciences, Castleton State College...e-mail: helen.mango@castleton.edu G. Arehart Department of Geological Sciences, MS-172, University of...Oreskes Department of History, 0104, University of CaliforniaâSan Diego, 9500 Gilman Drive, La Jolla, | | | Journal (article/letter/editorial) | followingerosionandpreservedin the centralandsouthernpart of the district,the continentalGuanajuatoConglomeratewas overlainby...previouslyknownnorthwest-striking Sierravein systemin the Cubo mine. Theseveinscut the Peregrinarhyolite domelocatedin...severalparallel gold-richveinsin the easternpart of the district parallel or occupynortheast-trending fracturesthat...fracturesandbrecciasin the northwestern part of the district andbeyondthe calderalimits.It ischaracterized...ithinthe volcaniccenterandcentral part of the district,northwestward andperipheralto the economicorebodies | | | Book (volume) | Railroad Company Upland Industries Corporation U.S. Department of Energy ^ Library of Congress Cataloging-in-Publication...80301 Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. 90-28579 â ...R. 15 . 5. Main geothermal fields of Mexico; Cerro Prieto geothermal field, Baja California . A. Pelayo...geothermal field, Puebla F. Romero R. . 77 8. La Primavera geothermal field, Jalisco . Saul Vengas...173 15. Baja California Peninsula Metallogenic Province . 177 16. Summary of structural and stratigraphic | | AlemĂĄn-Gallardo, Eduardo Alejandro, RamĂrez-FernĂĄndez, Juan Alonso, RodrĂguez-DĂaz, Augusto Antonio, Velasco-Tapia, Fernando, Jenchen, Uwe, Cruz-GĂĄmez, Esther MarĂa, De LeĂłn-BarragĂĄn, Lorena, Navarro-De LeĂłn, Ignacio (2019) Evidence for an Ordovician continental arc in the pre-Mesozoic basement of the HuizachalâPeregrina Anticlinorium, Sierra Madre Oriental, Mexico: Peregrina Tonalite. Mineralogy and Petrology, 113 (4) 505-525 doi:10.1007/s00710-019-00660-4 | Journal (article/letter/editorial) | of the HuizachalâPeregrina Anticlinorium, Sierra Madre Oriental, Mexico: Peregrina Tonalite Eduardo Alejandro...Springer Nature 2019 Abstract The HuizachalâPeregrina Anticlinorium basement of the Sierra Madre Oriental...granitic unit, described in this work as the Peregrina Tonalite (PTo), intruded the Neoproterozoic Novillo...(NW) margin of Gondwana. In this study, new UâPb LAâICPâMS data from PTo zircons included a youngest...the Late Ordovician, herein described as the PeregrinaâMochonian Orogeny. It represents an extension | | | Journal (article/letter/editorial) | GEOLOGY JANUARY, i928 No. I THE GUANAJUATO MINING DISTRICT, GUANAJUATO, MEXICO. âą ALFRED WANDKE AND JUAN............ Mining ....................................................... History of Mining ............................................ Mining Methods............................................ Milling ...ENVIRONMENT. Nature of Terrain.--The GuanajuatoMining District is situated in the central portion of the State...part of the great Central Plateauof Mexico. This district shows considerablediversity of relief, as the | | | Report (issue) | North-Central Mexico Edited by Claudio Bartolini Department of Geological Sciences University of Texas at...Texas 78130 United States and Timothy F. Lawton Department of Geological Sciences New Mexico State University...cyst biostratigraphy of the La Casita Formation (Upper Jurassic), Cerro Los Panales, Chihuahua, Mexico...age of the Los San Pedros Allogroup, Huizachal-Peregrina anticlinorium, Mexico .229 J. Rueda-Gaxiola, E...type Mesozoic succession of northern Mexico: Canon La Casita.287 J. F. Longoria, D. M. Clowes, and R. Monreal | | | Journal (article/letter/editorial) | deposits and maïŹc lava ïŹows is seen at the top of Cerro El Cubilete, which is one of the highest point in...vein in the central part of the Guanajuato mining district. Hydrothermally altered rocks were characterized...of undiscovered orebodies in the Guanajuato mining district and elsewhere where similar mineralization...(Smirnov, 1962, 1963, 1976, Vassallo, 1981). The district has a 450 year history of production. Estimated... 2009a,b). Hydrothermal mineralization in the district is hosted in several vein systems, but by far | | | Report (issue) | south of Sierra del Carmen and north of Canon de la Alameda . . 17 Mountain ranges of eastern Coahuila...Highlands .39 Physiography.40 Miquihuana arch.43 Cerro Pena Nevada. 47 Mountains of southwestern Lamaulipas...Laccolith in wall of Arroyo de la Leona. 11 4. East-west section across Sierra de la Encantada and ranges to...northeast .... 19 5. Section through Canon de la Alameda to La Babia syncline.21 IX Eastern Cordillera...section. Sierra de Gomez.26 9. Section across Sierra de la Iguana just south of summit peak, Picacho de San | | | Book | Berkshire RG 11 2PY, England Yan Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission... CONTENTS âą Foreword lX Preface Xl Important Mining Districts 1 Discovery and Developments in Mexico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in Mexico, which produce fine mineral | | | Journal (article/letter/editorial) | was likely derived either from the Rio Negro-Juruena province of the Amazonian craton or from a local...JurassicâLower Cretaceous strata of the San Juan de la Rosa Formation unconformably overlie the El Chilar...âŒ134 Ma (ValanginianâHauterivian). The San Juan de la Rosa Formation is overlain by deepwater carbonates...(El Chilar Complex), volcaniclastic (San Juan de la Rosa Formation), and carbonate strata (Peña Azul...(Segerstrom 1961), a part of the overlying San Juan de la Rosa Formation (Carrillo-MartĂnez 1988, 1989), or | | | Book | Berkshire RG11 2PY, England Van Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission...is * CONTENTS Foreword Preface Important Mining Districts Discovery and Developments in MĂ©xico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in MĂ©xico, which produce fine mineral | | | Journal (article/letter/editorial) | Nottingham NG12 5GG, U.K. and A. A. LEVINSON Department of Geology and Geophysics, The University of...section Cordilleran, South American section Emperor Mine, Vatukoula, Fiji E/V Tertiary Basalt and minor...Hidalgo, Mexico E/V Tertiary Peregrina Mine,Guanajuato, Mexico El Cubo Mine,Guanajuato, Mexico Tayoltita...surface exposure, drill core or rock chips from mine crosscuts. No: total number of samples analysed...surface Au core 8 16 0-47 0 0 E A u, Te mine 57 48 0-320 2 1 M Au, Ag core 24 60 0-212 | | | Report (issue) | Prepared in Cooperation with the Jnstituto Nacionalpara la Investigation de Recursos Minerales of the Mexican...PRINTING OFFICE, WASHINGTON : 1955 UNITED STATES DEPARTMENT OF THE INTERIOR Douglas McKay, Secretary GEOLOGICAL...rocks_ _ ________________________________ The Taxco district-____________________________ Location_ ______...169 170 171 172 172 173 173 175 Page The Taxco districtâ Continued The red conglomerateâ Continued Composition...rocks..â _ â -_ â â â -_- â â - â The Zacatecas district-_____---_---_-------_--------Location __ ____ | | | Journal (issue) | ....... 87 by T. Moore T he S ilv e r m in es district, C o u n ty Tipperary, I r e l a n d ...........microthin coating of bomite, 5.7 cm, from the Flam beau mine, Ladysmith, Wisconsin. William Larson collection;...Weardale fluorite miniature for $140, a beautiful 79 mine aurichalcite (2.75 inches) for $140, a Zambian libethenite...subject of the 1999 Mineral Symposium. Mexico has a mining specimen collecting history dating back nearly...geologic environments present, the multitude of major mining districts, and the high level of specimen exploitation | | | Journal (article/letter/editorial) | medial Tertiary time. Resnmen El estado actual de la eartografla geol6gica indica Rue existen tres mfidades...preeSmbricas en M6xieo. La unidad mls antigua (mis antigua que 1,70'0 m. a) y la mis reeiente (mis reciente...reciente que 700 m. a.) se limitan para la parte noroccidental del pals. La unidad intermedia (1,800--80.0 m...M6xieo, y se ext%nde a la parte septentrional de Guatemala. Las roeas, que constituyen la unidad mils antigua...700 m.a., procesos clue produjeron el desarrollo de la facies de anflbolita-granulita y eI emplazamiento | | Fang, W., Van der Voo, R., Molina-Garza, R., Moran-Zenteno, D., Urrutia-Fucugauchi, J. (1989) Paleomagnetism of the Acatlan terrane, southern Mexico: evidence for terrane rotation. Earth and Planetary Science Letters, 94 (1) 131-142 doi:10.1016/0012-821x(89)90089-7 | Journal (article/letter/editorial) | d J. U r r u t i a - F u c u g a u c h i 2 I Department of Geological Sciences, University of Michigan...terrane have been described from the Novillo and Peregrina canyons of the Sierra Madre Oriental, northeastern...abundant alteration products like chlorite and sericite can be seen, and large specularite grains associated...metamorficas asociadas en los canones del Novillo y de La Peregrina, area de Ciudad Victoria, Tamaulipas, Univ....Ortega-Gutierrez, Estratigrafia del Complejo Acatlan en la Mixteca Baja, Estados de Puebla y Oaxaca, Univ. Nal | | | Report (issue) | and Alternatives edited by Thomas H. Anderson Department of Geology and Planetary Sciences University...Pittsburgh, Pennsylvania 15260 USA Jonathan A. Nourse Department of Geological Sciences California State Polytechnic...Pomona, California 91768 USA James W. McKee Department of Geology University of Wisconsin Oshkosh, Wisconsin...Wisconsin 54901 USA Maureen B. Steiner Department of Geology and Geophysics University of Wyoming Laramie...and Erin R. Stahl 5. Paleoproterozoic Mojave province in northwestern Mexico? Isotopic and U-Pb zircon | | | Book | MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous | | | Book (edition) | S. Vincent, Scripps Institution of Oceanography, La Jolla, CA. Introduction This fifth edition of the...level 3 under mining geologyO). UF closed mines SA land subsidence SA mines SA mining geology SA reclamation...Superior Province BT Canadian Shield SA Blake River Group SA Ontario SA Quebec SA Sigma Mine SA Timiskaming...USSR Aberfeldy Term introduced in 1989. Town and mining region in Tayside, central Scotland; oil field...Lamont-Doherty Geological Observatory NT Leningrad Mining Institute NT Moscow University NT Ohio State University | | | Report (volume) | vein size: an example from the Guanajuato mining district (Central Mexico) Fluid flow and fracture systems...South Africa ROSSETTI, P. & COLOMBO, F. Adularia-sericite gold deposits of Marmato (Caldas, Colombia): field...1984 having been appointed as a lecturer in the Department of Geology. In the intervening years, Dave carried... 12, 47-63. Compiled by P. N. Wyse Jackson, Department of Geology, Trinity College, Dublin 2. Fractures...'fluid' in their title or among their keywords (Fig. la). This growth, culminating in a publication rate | | | Report (issue) | Mexicana in the following issues of the BoletĂn de la Sociedad GeolĂłgica Mexicana, Volumen Conmemorativo...TectĂłnicas de MĂ©xico, and no. 2, Aspectos HistĂłricos de la GeologĂa en MĂ©xico, edited by Susana A. Ălaniz-Alvarez...F. Nieto-Samaniego; and no. 3, Temas Selectos de la GeologĂa Mexicana, edited by Ăngel F. Nieto-Samaniego...North American plate margin in MĂ©xico. It is this province that is the subject of the paper by Ferrari et...for the first time, a comprehensive view of the province, including its structural and stratigraphic characteristics | | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | information should be addressed to the Permissions Department, John Wiley & Sons, Inc., 605 Third Avenue, New...the late Horace Winchell of Yale University, Department of Geology and Geophysics, and Brian J. Skinner...AL AK AZ AR CA CO CT DE FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH...British Columbia NF Labrador (part of Newfoundland Province) MB Manitoba NB New Brunswick NF Newfoundland...Monogr The Mineralogical Society, 1980 Bulletin de la Commission Geologique de Finlande XXXVii XXXViii | | | Report (issue) | Joseph T. Singewald Jr., then Chairman of the Department, actively encouraged the project, and Ernst Cloos...Scalemodelecaltydomessery Clay, GRISEMSMS wate Gn GOaNe MininG Districts vce oh with RApIAL ae TE ee PRE...Detwieccnmpasinsmancialip hits mamryt cetera MINING DISTRICTS, ASSOCIATED WITH CA NTICEINES eerie...0000eeceescececscdbeen structural map, or Rico; Colorado, .district: . ..+.5. ssw Fea ive Res five voles ow tod...cureieunertiae ote teers 12 Plan. and section of Sunlight district, Wyoming, 16 4, tires sheik aes ........02+2 | | | Book | colleagues in the employ of Con1paiiia Mexicana-Holandesa "La Corona": H. Adrian, ~A... P. Frey, J. A.. A.. ~Iekel...l\ilexicana de Petr6leo " El A.guila'' Uoint geological department ·with Corona Company after rs t July, 1923)....stages. Many discussions of the problems with the la te W. F. Cu1nrnins and with B. C. Belt have had their...IJ ;\(JR'lH-CEl\TRAL CACALILAO A!'-1> CALA- VERA LA CIMA Al\l) EAS1 lJJCHA NACATA F E RRON ALES CrnJoL...ZACAMIXTLE 215 TOTECO AND CERRO AzUL 216 POTRERO DEL LLANO, INCLUDING ALAZAN AND CERRO VIEJO 217 TIERRA | | | Report (issue) | PRINTING OFFICE, WASHINGTON 1981 UNITED STATES DEPARTMENT OF THE INTERIOR JAMES G. WATT, Secretary GEOLOGICAL...Puente Formation·------------------------------- 42· La Vida Member------------------------- 42 Stratigraphy...Formation--------------------·---------------- 28 La Habra Formation-----------------~-----------------Stratigraphy...Formation_______________________________ 97 La Vida Member------------------------- 97 La Vida and Yorba Members, undifferentiated...Formation-Continued Yorba Member . ----------------------La Vida and Yorba Members, undifferentiated ------- |
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